Lac Arc-en-Ciel is a Lake located in Sainte-Sophie; La Rivière-du-Nord, Quebec and has an elevation of 121 meters.

• Latitude: 45° 49' 3'' North   (decimal: 45.8174999)
• Longitude: 73° 58' 25'' West   (decimal: -73.9736110)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 121 meters
• Location: Sainte-Sophie; La Rivière-du-Nord
• Atlas of Canada Locator Map: Lac Arc-en-Ciel
• GPS Coordinate Locator Map: Lac Arc-en-Ciel Lat/Long